Input: add support for DA9052/53 touch screen controller

This driver adds support for DA9052/53 4-wire resistive ADC interfaced
touchscreen controller. DA9052/53 is a multi-function device, therefore
this driver depends on DA9052/53 core.

This patch is functionally tested on Samsung SMDKV6410.

Signed-off-by: David Dajun Chen <dchen@diasemi.com>
Signed-off-by: Ashish Jangam <ashish.jangam@kpitcummins.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 229135c..f67657b 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -187,6 +187,23 @@
 	  Say Y here to enable the support for the touchscreen found
 	  on Dialog Semiconductor DA9034 PMIC.
 
+	  If unsure, say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called da9034-ts.
+
+config TOUCHSCREEN_DA9052
+	tristate "Dialog DA9052/DA9053 TSI"
+	depends on PMIC_DA9052
+	help
+	  Say Y here to support the touchscreen found on Dialog Semiconductor
+	  DA9052-BC and DA9053-AA/Bx PMICs.
+
+	  If unsure, say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called da9052_tsi.
+
 config TOUCHSCREEN_DYNAPRO
 	tristate "Dynapro serial touchscreen"
 	select SERIO